[libvirt] [PATCH 4/7] gluster: Check for validity of pool source hostname

[Peter Krempa]

On Sun, Apr 19, 2015 at 20:49:09 -0400, John Ferlan wrote:
> Prior to attempting to open the gluster connection, let's make sure we
> can resolve the source pool hostname.
> 
> Signed-off-by: John Ferlan <jferlan at redhat.com>
> ---
>  src/storage/storage_backend_gluster.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/src/storage/storage_backend_gluster.c b/src/storage/storage_backend_gluster.c
> index d2e79bc..e3a8c21 100644
> --- a/src/storage/storage_backend_gluster.c
> +++ b/src/storage/storage_backend_gluster.c
> @@ -96,6 +96,9 @@ virStorageBackendGlusterOpen(virStoragePoolObjPtr pool)
>              trailing_slash = false;
>      }
>  
> +    if (!virIsValidHostname(pool->def->source.hosts[0].name))
> +        return NULL;
> +

Okay, it might be marginally worth at this point, since gluster is/was
leaking some memory and threads after it was initialized.

On the other hand you'll be resolving the hostname again a few lines
below.


>      if (VIR_ALLOC(ret) < 0)
>          return NULL;

Peter

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